采用熔融织构生长（MTG）工艺结合籽晶技术制备出大尺寸YBCO超导块材。
The fabrication of large, bulk high temperature superconducting YBCO samples was accomplished by MTG process using a seeding technique.
介绍了用于制备纳米块材的等截面侧挤压技术的原理、方法和应用，并就其实验用模具的结构设计与尺寸确定作了详尽讨论。
The principle, method and application of equal cross section lateral extrusion process are introduced. The design of the structural parameters of the experimental die is discussed in detail.
等通道转角挤压技术(简称ecap)是制备超细晶粒金属块材的最新研究领域之一。
Equal channel angular pressing technology is the latest technical method of producing ultra-fine grain metal materials.
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